The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 11, 2020
Filed:
Jan. 05, 2016
Applicant:
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
HODOGAYA CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C09K 11/06 (2006.01); C07C 211/54 (2006.01); C07C 211/61 (2006.01); C07D 209/08 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0059 (2013.01); C07C 211/54 (2013.01); C07C 211/61 (2013.01); C07D 209/08 (2013.01); C09K 11/06 (2013.01); H01L 51/006 (2013.01); H01L 51/0052 (2013.01); H01L 51/0054 (2013.01); H01L 51/0058 (2013.01); H01L 51/0061 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0077 (2013.01); C07C 2603/18 (2017.05); C07C 2603/42 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1018 (2013.01); H01L 51/5016 (2013.01); H01L 51/5064 (2013.01); H01L 51/5072 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01);
Abstract
The organic EL device of the present invention has an anode, a first hole transport layer, a second hole transport layer, a luminous layer, an electron transport layer, and a cathode in the order of description. The second hole transport layer includes an arylamine derivative represented by the following general formula (1): and the electron transport layer includes a pyrimidine compound represented by the following general formula (2):